Depolarization (QRS complex) or ventricular repolarization (QT interval): Which one adds further value to diagnosis and prognosis in different clinical scenarios?

Authors

  • Elibet Chávez González

Abstract

Depolarization (QRS complex) or ventricular repolarization (QT interval): Which one adds further value to diagnosis and prognosis in different clinical scenarios?

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References

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3. Locati ET, Bagliani G, Padeletti L. Normal ventricular repolarization and QT interval: Ionic background, modifiers, and measurements. Card Electrophysiol Clin. 2017;9(3):487-513.

4. Patel C, Burke JF, Patel H, Gupta P, Kowey PR, Antzelevitch C, et al. Is there a significant transmural gradient in repolarization time in the intact heart? Cellular basis of the T wave: A century of controversy. Circ Arrhythm Electrophysiol. 2009;2(1):80-8.

5. Wiener I, Mindich B, Pitchon R, Pichard A, Kupersmith J, Estioko M, et al. Epicardial activation in patients with coronary artery disease: Effects of regional contraction abnormalities. Circulation. 1982;65(1):154-60.

6. Rodríguez Jiménez AE, Cruz Inerarity H, Valdés Arias B, Quintana Cañizares G, Toledo Rodríguez E. Duración del QRS como predictor de baja fracción de eyección en el infarto miocárdico con elevación del ST. CorSalud [Internet]. 2018 [citado 14 Ene 2018];10(1):13-20. Disponible en: http://www.revcorsalud.sld.cu/index.php/cors/article/view/191/622

7. López Ramírez M, Nafeh Abi-rezk M, Moya Liriano H, Gómez Sardiñas JA, Tamargo Barbeito TO, Valdés Álvarez J. Duración del QRS y su relación con la mortalidad postoperatoria de la cirugía de revascularización miocárdica. CorSalud [Internet]. 2018 [citado 14 Ene 2018];10(1):4-12. Disponible en: http://www.revcorsalud.sld.cu/index.php/cors/article/view/206/621

8. Donoiu I, Costinel Târtea G, Chávez-González E. Is there a utility for QRS dispersion in clinical practice? J Mind Med Sci [Internet]. 2017 [citado 14 Ene 2018];4(2):132-41. Disponible en: https://scholar.valpo.edu/cgi/viewcontent.cgi?article=1080&context=jmms

9. Chávez-González E, Moreno-Martínez FL. QRS dispersion is better than QRS duration for predicting response to cardiac resynchronization therapy. Hellenic J Cardiol. 2016;57(5):366-7.

10. Chávez-González E, Alonso Herrera A, Carmona Puerta R, Pérez Cabrera D, Ramos Ramírez RR, Gómez Paima W, et al. Dispersión del QRS como índice de disincronía en el bloqueo de rama izquierda y de sincronía tras la terapia de resincronización cardíaca, una variable de respuesta exitosa. CorSalud [Internet]. 2015 [14 Ene 2018];7(2):106-16. Disponible en: http://www.revcorsalud.sld.cu/index.php/cors/article/view/28/73

11. Tsagalou EP, Anastasiou-Nana MI, Karagounis LA, Alexopoulos GP, Batziou C, Toumanidis S, et al. Dispersion of QT and QRS in patients with severe congestive heart failure: Relation to cardiac and sudden death mortality. Hellenic J Cardiol. 2002;43(6):209-15.

12. Chávez-González E, Rodríguez Jiménez AE, Moreno-Martínez FL. Duración y dispersión del QRS para predecir arritmias ventriculares en las fases iniciales del infarto agudo de miocardio. Med Intensiva. 2017;41(6):347-55.

13. Take Y, Morita H. Fragmented QRS: What is the meaning? Indian Pacing Electrophysiol. 2012;12(5):213-25.

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Published

2018-01-13

How to Cite

1.
Chávez González E. Depolarization (QRS complex) or ventricular repolarization (QT interval): Which one adds further value to diagnosis and prognosis in different clinical scenarios?. CorSalud [Internet]. 2018 Jan. 13 [cited 2025 Jun. 22];10(1):1-3. Available from: https://revcorsalud.sld.cu/index.php/cors/article/view/289

Issue

Vol. 10 No. 1 (2018)

Section

EDITORIALS

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